Say I can pass several commands to my program, and each command corresponds to a function.How can I call this function without a lot of if-else? To add a little seasoning, I also need to pass ...

It only makes sense. I did linear regression in google docs and I did it for python. But what if you neither of those? Can you do it by hand? Why yes. Suppose I take the same data from the pylab ...

We suggest reducing the design matrix to row echelon form as a means of finding the structure of all estimable functions. We illustrate the procedure with two examples.